Aerosol generating device

Abstract

An aerosol generating device, which comprises: an outer housing ( 1 ), an atomizer assembly ( 2 ), and a battery assembly ( 3 ); an axial first engagement portion ( 41 ) is arranged at an end of the atomizer assembly ( 2 ) facing the battery assembly ( 3 ); an axial second engagement portion ( 42 ) is arranged at an end of the battery assembly ( 3 ) facing the atomizer assembly ( 2 ); the first engagement portion ( 41 ) is connected to the second engagement portion ( 42 ) in an inserted fashion; and the first engagement portion ( 41 ) and the second engagement portion ( 42 ) are eccentrically arranged relative to a rotational center of an axis of the atomizer assembly ( 2 ). The first engagement portion ( 41 ) and the second engagement portion ( 42 ) that are axially connected in an inserted fashion are arranged between the atomizer assembly ( 2 ) and the battery assembly ( 3 ), and the first engagement portion ( 41 ) and the second engagement portion ( 42 ) are eccentrically arranged, enabling the connection of the first engagement portion ( 41 ) and the second engagement portion ( 42 ) to limit the freedom of circumferential rotation of the atomizer assembly ( 2 ), a function of circumferential positioning is also achieved, the stability of an electric connection between the atomizer assembly ( 2 ) and the battery assembly ( 3 ) is guaranteed, an exposed portion of the atomizer assembly ( 2 ) being aligned with the outer housing ( 1 ) is facilitated, such as the alignment of a LOGO, and the attractiveness of an overall shape is ensured.

What is claimed is: 
     
         1 . An aerosol generating device, comprising:
 an outer housing having an accommodating chamber, wherein an end of the outer housing is provided with a first opening communicating with the accommodating chamber;   an atomizer assembly installed in the accommodating chamber of the outer housing, wherein an end of the atomizer assembly is exposed out of the accommodating chamber through the first opening; and   a battery assembly installed in the accommodating chamber of the outer housing;   wherein an end of the atomizer assembly towards the battery assembly is axially arranged with a first engagement portion, an end of the battery assembly towards the atomizer assembly is axially arranged with a second engagement portion, the first engagement portion is plug-in connected to the second engagement portion, the first engagement portion and the second engagement portion are eccentrically arranged relative to an axial rotational center of the atomizer assembly, respectively.   
     
     
         2 . The aerosol generating device according to  claim 1 , wherein the first engagement portion is a recess, and the second engagement portion is a protrusion; or, the first engagement portion is a protrusion, and the second engagement portion is a recess. 
     
     
         3 . The aerosol generating device according to  claim 1 , wherein an end of the atomizer assembly towards the battery assembly is provided with a first positive terminal and a first negative terminal, an end of the battery assembly towards the atomizer assembly is provided with a second positive terminal and a second negative terminal, the first positive terminal and the second positive terminal are electrically connected to each other, and the first negative terminal and the second negative terminal are electrically connected to each other. 
     
     
         4 . An aerosol generating device comprising:
 an outer housing having an accommodating chamber, wherein an end of the outer housing is provided with a first opening communicating with the accommodating chamber;   an atomizer assembly installed in the accommodating chamber of the outer housing, wherein an end of the atomizer assembly is exposed out of the accommodating chamber through the first opening; and   a battery assembly installed in the accommodating chamber of the outer housing;   wherein an end of the atomizer assembly towards the battery assembly is axially arranged with a first positive engagement portion and a first negative engagement portion, an end of the battery assembly towards the atomizer assembly is axially arranged with a second positive engagement portion and a second negative engagement portion, the first positive engagement portion is plug-in connected to the second positive engagement portion, and the first negative engagement portion is plug-in connected to the second negative engagement portion.   
     
     
         5 . The aerosol generating device according to  claim 4 , wherein the first positive engagement portion comprises a first recess and a first positive terminal, the first positive terminal is located in the first recess, the first negative engagement portion includes a second recess and a second negative terminal, the second negative terminal is located in the second recess. 
     
     
         6 . The aerosol generating device according to  claim 5 , wherein the second positive engagement portion comprises a first protrusion and a second positive terminal, the first protrusion is axially arranged with a first assembling hole, the second positive terminal is mounted in the first assembling hole, an end of the second positive terminal protrudes outside of the first assembling hole; the second negative engagement portion comprises a second protrusion and a second negative terminal, the second protrusion is axially arranged with a second assembling hole, the second negative terminal is mounted in the second assembling hole, an end of the second negative terminal protrudes outside of the second assembling hole; the first positive terminal and the second positive terminal are electrically connected to each other, and the first negative terminal and the second negative terminal are electrically connected to each other. 
     
     
         7 . The aerosol generating device according to  claim 5 , wherein at least one of the first positive terminal and the second positive terminal is axial elastic conductive structure, at least one of the first negative terminal and the second negative terminal is axial elastic conductive structure. 
     
     
         8 . An aerosol generating device comprising:
 an outer housing having an accommodating chamber, wherein an end of the outer housing is provided with a first opening communicating with the accommodating chamber;   an atomizer assembly installed in the accommodating chamber of the outer housing, wherein an end of the atomizer assembly is exposed out of the accommodating chamber through the first opening; and   a battery assembly installed in the accommodating chamber of the outer housing;   wherein the atomizer assembly is axially arranged with a first engagement portion, the outer housing is axially arranged with a second engagement portion, the first engagement portion is plug-in connected to the second engagement portion.   
     
     
         9 . The aerosol generating device according to  claim 8 , wherein the first engagement portion is a protrusion located on a circumferential side of the atomizer assembly, the second engagement portion is a first opening recess located at the outer housing, the protrusion and the first opening recess are both located at the first opening. 
     
     
         10 . The aerosol generating device according to  claim 8 , wherein the first engagement portion is a protrusion located on a circumferential side of the atomizer assembly, the second engagement portion is a recess located on an inner surface of the outer housing, the protrusion and the recess are both located at the first opening.